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Dik:
Luas lingkaran = 616 cm
π = 22/7
Maka :
Luas= phi x r^2
616 = 22/7 x r^2
4312 = 22 r^2
r^2 = 196
r = √196
r = 14 cm
Kesimpulan jawaban:
Maka jari-jarinya adalah 14 cm
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